Citation Data

MLA

Geological Survey (U.S.). Geologic Map of the Clarksville South and Tungsten 7.5-Minute Quadrangles, Virginia and North Carolina. Reston, VA : Denver, CO :The Survey ; For sale by Information Services, 1996.

APA

Geological Survey (U.S.). (1996). Geologic map of the Clarksville South and Tungsten 7.5-minute quadrangles, Virginia and North Carolina [Map]. Reston, VA : Denver, CO :The Survey ; For sale by Information Services,

Chicago

Geological Survey (U.S.). “Geologic Map of the Clarksville South and Tungsten 7.5-Minute Quadrangles, Virginia and North Carolina.” Reston, VA : Denver, CO :The Survey ; For sale by Information Services, 1996.

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